The TM Patrol Location Button is a stainless steel TM chip packaged in ABS material that is waterproof, shockproof and durable for up to 20 taun. The difference between the information bolt and the information button is that the appearance is packaged into a bolt shape, which can be buried in the wall to be concealed and installed, and the damage resistance is stronger, stronger and more durable.

Main feature
Waterproof, anti-geter, anti-corrosion, can be used in harsh environments. The shell is made of 304 stainless steel, never rusts, the original uses the original wafer chip, the global 64-bit serial number, family code 01, the world is not subject to any restrictions.